so what was the problem ? and can it be fixed or should i keep playing on 12.35 for a while first ?

thank you for the response

the last old save

0.001 2016-06-28 21:29:57; Factorio 0.13.0 (Build 22782, win64, steam)
0.001 Operating system: Windows 8.1
0.001 Program arguments: "C:\Program Files (x86)\Steam\steamapps\common\Factorio\bin\x64\Factorio.exe"
0.001 Read data path: C:/Program Files (x86)/Steam/steamapps/common/Factorio/data
0 ...

hello i updated to 0.13 today and played on my map from 0.12.35 for about 1 hour and when it was auto saving i got a error now all my auto saves dont work and my last save i made about 10-20 minutes ago dont work either keep getting a error message i dont use any mobs here is the log file do someone ...